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The VALUE COLLECTION BDNA-MP9989 is a Dash 214 O-ring with a 1 inch inside diameter and a 1/8 inch thick round cross section, molded from Nitrile Butadiene Rubber (NBR). Rated at 70 durometer Shore A hardness, this O-ring provides reliable sealing performance in fluid and pneumatic connections across plumbing, HVAC, and general mechanical applications. NBR compound offers good resistance to petroleum-based fluids, making it a practical choice for service environments where oil or fuel contact is expected. Licensed trade professionals and maintenance technicians reach for this style of O-ring when servicing valves, fittings, pumps, and hydraulic or pneumatic assemblies.
This O-ring is suited for use in residential and light commercial service work involving threaded or push-fit connections, valve stems, pump seals, and similar static or dynamic sealing points. The Dash 214 designation is an industry-standard sizing reference, allowing straightforward cross-referencing when replacing worn or damaged seals during routine maintenance or emergency repairs. Minimum order quantity is 10 pieces, sold individually per package.
Designed as a standard Dash 214 O-ring replacement for use in plumbing, HVAC, pneumatic, and hydraulic applications requiring a 1 inch inside diameter NBR seal with a round cross section.
O-rings of this type are typically installed by licensed plumbers, HVAC technicians, or qualified mechanical service personnel. Always depressurize and shut off fluid supply to the system before removing or replacing any seal. Inspect the mating groove for wear, scoring, or debris before seating the new O-ring. Avoid over-stretching during installation, and do not use petroleum-based lubricants if system compatibility has not been confirmed.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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